Home / 48,131.01-71,716.79-42,893.55

Finding the Fourth Proportional to 48,131.01, 71,716.79 and 42,893.55

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Solution

The fourth proportional to 48,131.01, 71,716.79 and 42,893.55 is: 63,912.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,131.01 : 71,716.79 = 42,893.55 : x
  2. Step 2: Convert to fraction form
    48,131.01/71,716.79 = 42,893.55/x
  3. Step 3: Cross multiply
    48,131.01x = 71,716.79 × 42,893.55
  4. Step 4: Simplify right side
    48,131.01x = 3,076,187,824.94
  5. Step 5: Solve for x
    x = 3,076,187,824.94/48,131.01
  6. Step 6: Final answer
    x = 63,912.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.